/*
 * Copyright 2010 Askar Kalykov, oxygene.core@gmail.com
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package com.oxygenecore.processor;

/**
 * @author Askar Kalykov
 *         Date: 11.09.2010
 *         Time: 22:38:00
 */
public class Variable<T> {
    private final String name;
    private final Class<T> declarationClass;
    private T value;

    public Variable(String name, Class<T> declarationClass, T value) {
        if (name == null){
            throw new NullPointerException("name");
        }
        if (declarationClass == null){
            throw new NullPointerException("declarationClass");
        }
        if (value == null){
            throw new NullPointerException("value");
        }
        if (!declarationClass.isInstance(value)){
            throw new IllegalArgumentException("value (" + value + ") must be instance of declarationClass (" + declarationClass.getName() + ")");
        }
        this.name = name;
        this.declarationClass = declarationClass;

        this.value = value;
    }

    public String getName() {
        return name;
    }

    public Class<T> getDeclarationClass() {
        return declarationClass;
    }

    public T getValue() {
        return value;
    }

    public void setValue(T value) {
        this.value = value;
    }
}
